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Message-ID: <20080414212021.5d2c351c@daedalus.pq.iki.fi> Date: Mon, 14 Apr 2008 21:20:21 +0300 From: Pekka Paalanen <pq@....fi> To: Steven Rostedt <rostedt@...dmis.org> Cc: Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org, Pavel Roskin <proski@....org> Subject: Re: [PATCH] mmiotrace: add user documentation On Mon, 14 Apr 2008 11:49:55 -0400 (EDT) Steven Rostedt <rostedt@...dmis.org> wrote: > On Sun, 13 Apr 2008, Pekka Paalanen wrote: > > + > > +[Unimplemented feature:] > > +During tracing you can place comments (markers) into the trace by > > +$ echo "X is up" > /debug/tracing/marker > > I can implement a marker feature (logdev does this). I'll see if I can get > something working this week. Cool, I assumed this would require support for variable length entries. Even if it would be very limited in length, like 16 bytes, it would be useful. > > +[This feature is not implemented yet!] > > +Check your kernel log. If there are messages about mmiotrace losing events, > > This is something of higher priority to implement. I'll work on that > first. Great! > > +this is due to buffer overrun, and the trace is incomplete. You should enlarge > > +the buffers and try again. [How?] > > I pretty much have the infrastructure in place to implement this. Now it's > just time to do it ;-) Thank you :-) -- Pekka Paalanen http://www.iki.fi/pq/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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